kennyb1993
contestada

A relation R is defined by this list of ordered pairs:

    (4, 6), (5, 7), (3, 7), (4, 6), (5, 5), (6, 4)

What is the domain of relation R?


A.{4, 5, 3, 4, 5, 6}

B.{6, 7, 7, 6, 5, 4}

C.{3, 4, 5, 6}

D.{4, 5, 6, 7}

Respuesta :

zionknyc

Answer: A

Step-by-step explanation:

The domain is all of the X values in a relation.

The coordinate pairs are:  (4, 6), (5, 7), (3, 7), (4, 6), (5, 5), (6, 4)

All you have to do is (a. write a list of all of the x coordinates, and (b. put them in brackets

Look:

X values: 4, 5, 3, 4, 5, 6

Now, the brackets:

{4, 5, 3, 4, 5, 6}

Answer= A

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